diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index aa7286e8..0ea54e96 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 0
-    - uses: cachix/install-nix-action@v10
+    - uses: cachix/install-nix-action@v12
     #- run: nix flake check
     - run: nix-build -A checks.x86_64-linux.build
   validate-openapi:
@@ -18,5 +18,5 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 0
-    - uses: cachix/install-nix-action@v10
+    - uses: cachix/install-nix-action@v12
     - run: nix-shell -p openapi-generator-cli --run "openapi-generator-cli validate -i ./hydra-api.yaml"